What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

Peel back the layers of the earth in this earth science worksheet. Can you name all of them?

Who knew that the machines of the world are all made of just 6 simple machines working together? Introduce your child to simple machines with this worksheet.

Learn about the life cycle of a wood frog in this second- and third-grade worksheet!

Learn about the life cycle of a tomato plant in this worksheet for second and third graders!

Have you ever wondered why giraffes have long necks or why lions have sharp teeth? Find the answers in this third- and fourth-grade worksheet about adaptations!

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Help third and fourth graders become rock stars with this informative geology worksheet!

Can you identify the difference between inherited and acquired traits?

Did you know plants make their own food? Discover how with this fill-in-the-blank worksheet for third and fourth graders!

Analyze everyday objects and identify states of matter with this second- and third-grade science worksheet!

Practice classifying different animals in this engaging life science worksheet, created for second and third graders!

Some people think alligators and crocodiles are the same, but there are some distinct differences. Check out this cool worksheet to learn what they are.

Change up your regular classwork with this hands-on science worksheet!

Connect forms of energy to real-life scenarios in this third- and fourth-grade worksheet!

What is geothermal energy? Find out how we use parts of the Earth to provide us with renewable energy!

Explore magnetism with this colorful science worksheet for third and fourth graders!

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

What is the purpose of a hard shell or a long neck? Discover different adaptations with this matching worksheet for second and third graders!

Explore the applications of electrical energy with this helpful second-grade worksheet!

Discover the importance of butterflies in pollination with this informative worksheet!

Learn how seeds move with this second- and third-grade matching activity!

Test your knowledge of electrical energy with this third- and fourth-grade worksheet!

Discover how seeds move to new places with this cut-and-paste worksheet for second and third graders!

Match forms of energy to common examples in this third- and fourth-grade science worksheet!

Discover different types of energy with this third- and fourth-grade science worksheet!